package com.jml.juc;


import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * @author:jml
 * @date: 2019/5/5 11:13
 * @description：
 */
public class CyclicBarrierDemo {
    public static void main(String[] args) {
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7, () -> {
            try {
                Thread.sleep(2000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            System.out.println("召唤神龙！");
        });
        for (int i = 1; i <= 7; i++) {
            final int tempInt = i;
            new Thread(()->{
                System.out.println(tempInt+"龙珠");
                try {
                    cyclicBarrier.await();
                    System.out.println("wait");
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            },String.valueOf(i)).start();
        }
    }
}
